#include <Arduino.h>

#define ledA 19
#define ledB 21
#define ledF 18
#define ledG 5
#define ledE 4
#define ledD 2 
#define ledC 15
#define ButtonHijau 22
#define ButtonMerah 23
#define LampuMerah 12
#define LampuHijau 13

int Counter = 9;

void setup() {
  Serial.begin(9600);
  pinMode(ledA, OUTPUT);
  pinMode(ledB, OUTPUT);
  pinMode(ledC, OUTPUT);
  pinMode(ledD, OUTPUT);
  pinMode(ledE, OUTPUT);
  pinMode(ledF, OUTPUT);
  pinMode(ledG, OUTPUT);
  pinMode(ButtonHijau, INPUT_PULLUP);
  pinMode(ButtonMerah, INPUT_PULLUP);
  pinMode(LampuHijau, OUTPUT);
  pinMode(LampuMerah, OUTPUT);

  
}

void loop() {
  Serial.println(Counter);
  if (digitalRead(ButtonHijau) == LOW ) {
    delay(1000);
    Counter = Counter-1;
  }
  if (Counter == -1) {
  Counter=0;
  }
  
if (Counter==9) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, LOW);
  digitalWrite(ledF, HIGH);
  digitalWrite(ledG, HIGH);
  }
  
if (Counter==8) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, HIGH);
  digitalWrite(ledF, HIGH);
  digitalWrite(ledG, HIGH);
}
  
if (Counter==7) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, LOW);
  digitalWrite(ledE, LOW);
  digitalWrite(ledF, LOW);
  digitalWrite(ledG, LOW);
}
 
if (Counter==6) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, LOW);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, HIGH);
  digitalWrite(ledF, HIGH);
  digitalWrite(ledG, HIGH);
}
 
 
if (Counter==5) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, LOW);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, LOW);
  digitalWrite(ledF, HIGH);
  digitalWrite(ledG, HIGH);
}
  
  
if (Counter==4) {
  digitalWrite(ledA, LOW);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, LOW);
  digitalWrite(ledE, LOW);
  digitalWrite(ledF, HIGH);
  digitalWrite(ledG, HIGH);
}
  
  
if (Counter==3) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, LOW);
  digitalWrite(ledF, LOW);
  digitalWrite(ledG, HIGH);
}
 
 
if (Counter==2) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, LOW);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, HIGH);
  digitalWrite(ledF, LOW);
  digitalWrite(ledG, HIGH);
}
  
  
if (Counter==1) {
  digitalWrite(ledA, LOW);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, LOW);
  digitalWrite(ledE, LOW);
  digitalWrite(ledF, LOW);
  digitalWrite(ledG, LOW);
}
  
  
if (Counter==0) {
  digitalWrite(ledA, HIGH);
  digitalWrite(ledB, HIGH);
  digitalWrite(ledC, HIGH);
  digitalWrite(ledD, HIGH);
  digitalWrite(ledE, HIGH);
  digitalWrite(ledF, HIGH);
  digitalWrite(ledG, LOW);
}
 
 
}